In 2014, an average of 1.8 billion digital images were uploaded to the internet every single day.
Source: Mary Meeker’s 2014 KPCB internet trends report.
That’s 660 billion photos every year, and given the growth in the use of smart-phones and social media sites, the number has likely grown to well over a trillion. It is impossible to estimate how many are actually taken and not shared, but we could speculate that it would be a great deal more.